ISL84514, ISL84515
®
Data Sheet
June 2003
FN6025.3
Low-Voltage, Single Supply, SPST,
Analog Switches
Features
• Drop-in Replacements for MAX4514 and MAX4515
• Available in SOT-23 Packaging
The Intersil ISL84514 and ISL84515 devices are precision,
analog switches designed to operate from a single +2.4V to
+12V supply. Targeted applications include battery powered
equipment that benefit from the devices’ low power
• Fully Specified for 5V and 12V Supplies
• Single Supply Operation. . . . . . . . . . . . . . . . . +2.4V to +12V
consumption (5µW), and low leakage currents (1nA). Low
• ON Resistance (R
ON
Max). . . . . . . . . . . . . 20Ω (V+ = 5V)
10Ω (V+ = 12V)
R
and fast switching speeds over a wide operating supply
ON
range make these switches ideal for use in industrial
equipment, portable instruments, and as input signal
multiplexers for new generation, low supply voltage data
converters. Some of the smallest packages available alleviate
board space limitations, and make Intersil’s newest line of
low-voltage switches an ideal solution for space constrained
products.
• R
ON
Flatness (Max) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Ω
• Charge Injection (Max) . . . . . . . . . . . . . . . . . . . . . . . . . . 10pC
• Low Power Consumption (P ). . . . . . . . . . . . . . . . . . . .<5µW
D
• Low Leakage Current (Max at 85oC) . 20nA (Off Leakage)
40nA (On Leakage)
The ISL8451X are single-pole/single-throw (SPST) switches,
with the ISL84514 being normally open (NO), and the
ISL84515 being normally closed (NC).
• Fast Switching Action
- t
- t
(Max) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150ns
ON
(Max) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100ns
OFF
Table 1 summarizes the performance of this family. For higher
performance, pin compatible versions, see the ISL43110,
ISL43111 data sheet. For ±5V supply versions, see the
ISL84516, ISL84517 data sheet.
• Minimum 2000V ESD Protection per Method 3015.7
• TTL, CMOS Compatible
Applications
TABLE 1. FEATURES AT A GLANCE
• Battery Powered, Handheld, and Portable Equipment
• Communications Systems
- Radios
ISL84514
1
ISL84515
1
Number of Switches
Configuration
- Telecom Infrustructure
NO
NC
• Test Equipment
3.3V R
20Ω
20Ω
ON
- Logic and Spectrum Analyzers
- Portable Meters
3.3V t /t
60ns/30ns
12Ω
60ns/30ns
12Ω
ON OFF
5V R
ON
• Medical Equipment
- Ultrasound and MRI
- Electrocardiograph
5V t /t
45ns/25ns
8Ω
45ns/25ns
8Ω
ON OFF
12V R
ON
12V t /t
• Audio and Video Switching
40ns/25ns
40ns/25ns
ON OFF
Packages
8 Ld SOIC, 5 Ld SOT-23
• General Purpose Circuits
- +3V/+5V DACs and ADCs
- Sample and Hold Circuits
- Digital Filters
Related Literature
• Technical Brief TB363 “Guidelines for Handling and
Processing Moisture Sensitive Surface Mount Devices
(SMDs)”
- Operational Amplifier Gain Switching Networks
- High Frequency Analog Switching
- High Speed Multiplexing
• Application Note AN557 “Recommended Test Procedures
for Analog Switches”
- Integrator Reset Circuits
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1
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